Travertine Technologies, a clean energy startup company based in Boulder, Colo., announced the closing of its $8.5 million financing to commercialize a technology that enables carbon-negative production of fertilizer.
The financing was co-led by Holcim MAQER Ventures with participation by the Grantham Foundation for the Protection of the Environment, Clean Energy Ventures, and Bidra Innovation Ventures.
Travertine’s technology uses electrolysis, Direct Air Capture (DAC), and mineralization to make economical gigaton-scale carbon dioxide removal and permanent sequestration a reality, according to the company’s website. Travertine was founded in 2022.